急腹症诊断不明时，应憤用（  ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25755' and id < 2164240 and id<>'2164240' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25755' and id > 2164240 and id<>'2164240' order by id asc limit 5